In response to questions from The Times earlier this month, Zach Seidl, a spokesperson for Bass, would not say whether the “disappearing” feature violated any rules regarding the retention of records.

"Who's going to stand up to Trump if his actual opponents have embraced 'strategic silence' regarding all of his spiraling abuses?" lamented progressive pundit Brian Beutler in a newsletter headlined, "Democratic Capitulation Is Contagious."

The governor’s office said his position had not changed regarding his support for a new constitutional amendment and declined to comment further.

It is regarded by some as a spiritual site just like Stonehenge.

The suspect is an outspoken critic of Islam on social media, and has promoted conspiracy theories regarding an alleged plot by German authorities to islamicise Europe.